International rice testing program. (1981). 1981 IRTP nurseries master fiedbook. Philippines: The international rice research institute.
シカゴスタイル引用形International rice testing program. 1981 IRTP Nurseries Master Fiedbook. Philippines: The international rice research institute, 1981.
MLA引用形式International rice testing program. 1981 IRTP Nurseries Master Fiedbook. Philippines: The international rice research institute, 1981.
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